243356733550074 has 16 divisors (see below), whose sum is σ = 487704736896480. Its totient is φ = 80953699550640.

The previous prime is 243356733549947. The next prime is 243356733550093. The reversal of 243356733550074 is 470055337653342.

It is a junction number, because it is equal to n+sod(n) for n = 243356733549996 and 243356733550023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41302904989 + ... + 41302910880.

It is an arithmetic number, because the mean of its divisors is an integer number (30481546056030).

Almost surely, 2^{243356733550074} is an apocalyptic number.

243356733550074 is an abundant number, since it is smaller than the sum of its proper divisors (244348003346406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243356733550074 is a wasteful number, since it uses less digits than its factorization.

243356733550074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82605816365.

The product of its (nonzero) digits is 95256000, while the sum is 57.

The spelling of 243356733550074 in words is "two hundred forty-three trillion, three hundred fifty-six billion, seven hundred thirty-three million, five hundred fifty thousand, seventy-four".